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[天]空间频率
1、cumulative frequency───[统计]累积频率，[电子]累积频数
2、spatial───adj.空间的；存在于空间的；受空间条件限制的
3、spatial relationship───[数]空间关系
4、spatial resolution───[遥感]空间分辨率；空间解析度
5、spatial relation───空间关系
6、frequency range───频带; 频段；[电子][通信]频率范围
7、frequency───n.频率；频繁
8、frequency equation───频率方程
9、frequency generator───[计]频率发生器
1、The filtering in spatial domain, spatial frequency domain and a system of optical formatting imagines are also analyzed.───同时也分析了空域滤波、空频域滤波、光学成像XiTong。
2、The relationships between the spatial frequency response features and toad's behaviors, and the biological significance were discussed.───对空间频率特性与蟾蜍行为之间的关系和生物学的意义做了初步探讨。
3、Results indicate that the center of the optical spatial solitons moves on a parabolic trajectory and the spatial frequency trans.───积分结果表明，光学空间孤子的中心按照抛物线轨迹运动，空间频率的横向分量随传播距离线性地变。
4、High spatial frequency terms of the turbulent spectrum are sampled and low spatial frequency terms are revised using this treatment.───该算法既可对湍流的高频谱抽样，亦可对湍流的低频谱进行修正。
5、Now the matter from another angle, 50% dot image spatial frequency is? (Figure 8) is a spectroscopy circulars.───此刻从另一个角度来阐发，50%网不面图像不时间频率的共性是怎样的呢？（图8）获得的是一个环状的平谱。
6、We focus on an approach that takes advantage of the human visual system' s color spatial frequency sensitivity.───我们专注于一种办法，充分利用了人类视觉XiTong的颜色空间频率的灵敏度。
7、In this paper, the DOA estimation is implemented by spatial frequency spectrum analysis.───本文从空间频谱分析的角度来实现这一估计。
8、The thinner the grating, the greater spatial frequency and refractive index modulation are needed for the optimal combining.───随着光栅厚度的减小，满足最佳组束条件的空间频率和折射率调制将逐渐增大；
9、In processing of array signal, Direction of Arrival (DOA) of target can be obtained by extracting spatial frequency of echo.───在阵列信号处理中，提取回波信号中的空间频率，可以得到目标的方位信息。
1、It includes topics such as spatial frequency filtering, holography.
2、Contrast, spatial frequency, presentation time, moving velocity and phase reversal frequency of each grating are controlled independently.
3、The optimal spatial frequency, optimal temporal frequency and integration time of the cortical neurons driven by two eyes of strabismic amblyopes were quantitatively measured.
4、For technical reasons spatial frequency is expressed in cycles per degree rather than cycles per centimetre.
5、A new spatial frequency analysis method based on wavelet was applied to homomorphic filtering to enhance the contrast of ICT image.
6、The method analyzes the human eyes by spatial frequency and Contrast Sensitivity Function(CSF), and defines the Gaussian mask by the viewing distance automatically.
7、Based on Fourier analysis of spatial frequency filtering, the variations in frequency of grating image in the spatial filtering experiment are discussed, in which the input is a grating-like object.
8、The spatial frequency ratio which could reflect regional similarity among images was defined.
9、As a result, receptive fields with both orientation and spatial frequency selectivity, similar to Gabor filters, are learned and tested.